Respiration is a series of reactions in which energy is released from glucose glucose: A simple sugar made by the body from food, which is used by cells to make energy in respiration. Aerobic respiration is the form of respiration which uses oxygen. It can be summarised by this equation:
perturbation in Science. A small change in a physical system, most often in a physical system at equilibrium that is disturbed from the outside. Variation in a designated orbit, as of a planet, that results from the influence of one or more external bodies.
The definition of discursive refers to writing or discussions that ramble from subject to subject, or to stories that have a lot of embellishment and detail. An example of discursive is an essay by a fourth grader that doesn't have good transitions. An example of discursive is a novel with an excessive amount of character and scenic development.